Diff Report
Run #5251f6e1e32d5: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5251f592ab279: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #5251f6e1e32d5Run #5251f592ab279DiffDiff%
Number of Function Calls127 127 0 0.0%
Incl. Wall Time (microsec)7,851 7,932 81 1.0%
Incl. Wall Time (microsec) per call 62 62 1 1.0%
Excl. Wall Time (microsec)2,019 2,049 30 1.5%
Incl. CPU (microsecs)5,207 5,363 156 3.0%
Incl. CPU (microsecs) per call 41 42 1 3.0%
Excl. CPU (microsec)1,708 1,731 23 1.3%
Incl. MemUse (bytes)85,016 85,016 0 0.0%
Incl. MemUse (bytes) per call 669 669 0 0.0%
Excl. MemUse (bytes)-157,360 -157,320 40 0.0%
Incl. PeakMemUse (bytes)101,880 101,376 -504 -0.5%
Incl. PeakMemUse (bytes) per call 802 798 -4 -0.5%
Excl. PeakMemUse (bytes)19,304 19,304 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::checksumTags [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 81 5.7% 156 9.2% 0 0.0% -504 -0.4%
Exclusive Metrics Diff for Current Function30 37.0% 23 14.7% 40 N/A% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 81 100.0% 156 100.0% 0 N/A% -504 -100.0%
Child functions
array_diff0 N/A% 49 60.5% 58 37.2% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::query0 N/A% -28 -34.6% 40 25.6% -24 N/A% -472 -93.7%
array_keys0 N/A% 27 33.3% 22 14.1% -16 N/A% -32 -6.3%
drupal_static0 N/A% 9 11.1% 16 10.3% 0 N/A% 0 0.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -9 -11.1% -12 -7.7% 0 N/A% 0 0.0%
array_fill_keys0 N/A% 3 3.7% 9 5.8% 0 N/A% 0 0.0%